Site speed tools

Use site speed measurement tools to quickly highlight and spot opportunities to improve how quickly your site loads, use monitoring tools to see how speed changes over time.


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Free
thruuu Screenshot
Content briefing, Site speed
Web-based
With to thruuu, you will get comprehensive insights about your competition content and details about the Search Engine Result Page (SERP) of Google.
Freemium
Dareboost Screenshot
Site speed
Web-based
All-in-one service for website speed test, web performance monitoring and website analysis (speed, SEO, quality, security). Web performance has never been so easy.
Free
web.dev Measure Screenshot
Site speed
Web-based
See how well your website performs. Then, get tips to improve your user experience.
Free
Wattspeed Screenshot
Site speed
Web-based
Free
Unused CSS finder Screenshot
Site speed
Web-based
This tool recursively crawls your website and finds unused CSS selectors
Free
TTFB Test Screenshot
Site speed
Web-based
Check how much time it takes to load the first byte of a given web page from multiple locations
Paid
Treo Screenshot
Site speed
Web-based
Treo makes it easy to track your site's web performance, test new features, and benchmark against competitors.
Paid
SpeedCurve Screenshot
Site speed
Web-based
Monitor the front-end performance and build of your website. Compare yourself to others and beat the competition. Start a 30 day free trial now!
Paid
Speed Monitor Screenshot
Site speed
Web-based
Track your website speed and performance data. Monitor changes and get alerts when speed drops. Daily website speed tests start here.
Paid
Sitebulb Screenshot
International SEO, SEO checker, SEO crawler, Site speed, Structured Data
Mac
Windows
Sitebulb is an extremely powerful website auditor with the world's most insightful reporting system, winner of 'Best Search Software Tool' at the 2018 UK Search Awards and the US Search Awards.
Paid
Ryte Screenshot
All-in-one, Content writing, Log File Analysis, SEO crawler, Site speed, Split Testing
Web-based
Get more traffic, improve your website’s usability, and increase your conversion rates with the Ryte Suite: the leading all-in-one platform for Website Quality Assurance and SEO.
Free
Responsive Breakpoints Screenshot
Site speed
Web-based
Efficiently analyze each hi-res image and find the best dimensions for embedding as responsive images in your site
Freemium
Pingom Site Speed Tool Screenshot
Site speed
Web-based
Use this free Website Speed Test to analyze the load speed of your websites, and learn how to make them faster.
Free
PageSpeed Insights Screenshot
Site speed
Web-based
Free
Lighthouse performance budget generator Screenshot
Configure and download your performance budget for Google Lighthouse
Free
Layout Shift GIF Generator Screenshot
Site speed
Web-based
Cumulative Layout Shift (CLS) Visualiser.
Free
keep-alive-validation-screenshot
Site speed
Web-based
Is keep alive enabled on your web server? Use our SEO tool to check the Persistent Connection status of your website. Check multiple URLs with Bulk mode.
Free
HTTP/2 Test Screenshot
Site speed
Web-based
Check if the site is taking advantages of the latest HTTP 2 protocol for better content delivery
Free
HTTP Status Screenshot
Site speed
Web-based
Easily check status codes, response headers, and redirect chains.
Freemium
GTMetrix Screenshot
Site speed
Web-based
GTmetrix is a free tool to test and monitor your page's performance. Using Lighthouse, GTmetrix generates scores for your pages and offers actionable recommendations on how to optimize them.
Paid
Calibre Screenshot
Site speed
Web-based
Try the world’s best front-end speed companion for free. Monitor and fix your site speed. Receive powerful reports in your email and GitHub Pull Requests.

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  • Web (28)
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  • Subscription (21)
  • Agencies (10)
  • Free (8)
  • Free Trial (7)
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